Wall-mounted back scratcher



FIG. 1 is a perspective front view of the wall-mounted back scratcher, showing my new design;

FIG. 2 is a perspective back view thereof;

FIG. 3 is a front side view thereof;

FIG. 4 is a back side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is an enlarged top side view with the bottom side view being a mirror image thereof.

The dashed lines are intended to illustrate boundary areas and do not form any portion of the claimed design. 

CLAIM The ornamental design for a wall-mounted back scratcher, as shown and described. 